Carbonated Water, Colour (Caramel), Sweeteners (Aspartame*, Acesulfame K), Flavourings (including Caffeine), Phosphoric Acid, Citric Acid, Preservative (Sodium Benzoate), Acidity Regulator (Sodium Citrate), Anti-foaming Agent (Dimethyl Polysiloxane).
*contains a source of Phenylalanine.